''Chuanjiesaurus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

sauropod Sauropoda (), whose members are known as sauropods (; from '' sauro-'' + '' -pod'', 'lizard-footed'), is a clade of saurischian ('lizard-hipped') dinosaurs. Sauropods had very long necks, long tails, small heads (relative to the rest of their ...

dinosaur Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is t ...

s from the middle

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

Period. They lived in what is now China. The

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...

, ''Chuanjiesaurus anaensis'', was first described by Fang, Pang, Lü, Zhang, Pan, Wang, Li and Cheng in 2000. Fossils of the species were found in the village of Chuanjie, Lufeng County,

Yunnan Yunnan , () is a landlocked province in the southwest of the People's Republic of China. The province spans approximately and has a population of 48.3 million (as of 2018). The capital of the province is Kunming. The province borders the ...

Province, (in

Chuanjie Formation The Chuanjie Formation (), is a geological formation in Yunnan, China. It dates back to the Middle Jurassic.Weishampel, David B; et al. (2004). "Dinosaur distribution (Middle Jurassic, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólsk ...

deposits) and are named after the location where the fossils were discovered.Sekiya, T. (2011). Re-examination of ''Chuanjiesaurus anaensis'' (Dinosauria: Sauropoda) from the Middle Jurassic Chuanjie Formation, Lufeng County, Yunnan Province, southwest China." ''Memoir of the Fukui Prefectural Dinosaur Museum'', 10: 1－54.

Holtz Holtz is the surname of: * Alexander Holtz (born 2002), Swedish ice hockey player * Andrew Holtz, American journalist * Carl Holtz (1920–2006), American oarsman and farmer * Daniel Holtz, a fictional character on the TV series ''Angel'' * Eric ...

gave a length of 25 meters (82 ft). Chuanjiesaurus Scale

References

Middle Jurassic dinosaurs of Asia Sauropods Fossil taxa described in 2000 Paleontology in Yunnan {{Jurassic-reptile-stub